KORNERUPINE IN MG-AL-RICH GNEISSES FROM NAMAQUALAND, SOUTH-AFRICA - MINERALOGY AND EVIDENCE FOR LATE-METAMORPHIC FLUID ACTIVITY
Three kornerupine occurrences are reported in distinctive SiO2-poor, MgO- and Al2O3-rich paragneisses from the Namaqualand Metamorphic Complex in South Africa. Kornerupine coexists stably with phlogopite, cordierite, orthopyroxene, gedrite, sapphirine, sillimanite and plagioclase and, in sapphirine-...
Main Authors: | , |
---|---|
Format: | Journal article |
Language: | English |
Published: |
Springer-Verlag
1985
|